body {
    background: silver;
    font: 14px 'trebuchet ms', arial, sans-serif;
}
#header{
    padding: 20px;
    background: #12407f;
    color: #fff;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    border-bottom: 4px solid #436fac;
}
#content {
    background: #fff;
    padding: 20px;
    font-family: helvetica, arial;
}
#footer {
    background: #12407f;
    color: #fff;
    padding: 20px;
    border-top: 4px solid #436fac;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
}
#tabsE {
    background: #12407f;
    font-size:100%;
    line-height:normal;
    padding: 16px;
}
#tabsE a {
    color: #fff;
    background: #436fac;
    padding: 4px 15px;
    text-decoration: none;
    font-size: 15px;
    font-weight: bolder;
}

#tabsE a:hover {
    background: #4d8add
}

#dangki
{
    background: #fff;
    width: 100%; 
    height: 80em;
}